Java tutorial
/* $Id: $ Copyright 2012, G. Blake Meike Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ package net.callmeike.android.mojowire.ui; import android.app.ActionBar; import android.app.Activity; import android.app.FragmentManager; import android.content.Intent; import android.os.Bundle; import android.support.v4.widget.DrawerLayout; import android.view.Menu; import android.view.MenuItem; import net.callmeike.android.mojowire.R; /** * * @version $Revision: $ * @author <a href="mailto:blake.meike@gmail.com">G. Blake Meike</a> */ public class MainActivity extends Activity implements PodcastFragment.PodcastDrawerCallbacks, EpisodeFragment.EpisodeCallbacks { private PodcastFragment podcastFragment; private CharSequence title; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); title = getTitle(); podcastFragment = (PodcastFragment) getFragmentManager().findFragmentById(R.id.podcasts); podcastFragment.setUp(R.id.podcasts, (DrawerLayout) findViewById(R.id.drawer_layout)); } @Override public boolean onCreateOptionsMenu(Menu menu) { if (podcastFragment.isDrawerOpen()) { return super.onCreateOptionsMenu(menu); } getMenuInflater().inflate(R.menu.main, menu); restoreActionBar(); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { int id = item.getItemId(); switch (id) { case R.id.action_settings: break; default: return super.onOptionsItemSelected(item); } return true; } @Override public void onPodcastSelected(int id, String episodeTitle) { FragmentManager fragmentManager = getFragmentManager(); fragmentManager.beginTransaction().replace(R.id.container, EpisodeFragment.newInstance(id, episodeTitle)) .commit(); } @Override public void onAddPodcast() { Intent i = new Intent(this, PodcastDetailActivity.class); i.addFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT); startActivity(i); } @Override public void onSectionAttached(String podcastTitle) { title = podcastTitle; } public void restoreActionBar() { ActionBar actionBar = getActionBar(); actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD); actionBar.setDisplayShowTitleEnabled(true); actionBar.setTitle(title); } }